4x40 UNC HSS Fluteless Roll Tap
Specification Product: 4.40 UNC fluteless roll taps Size: 4.40 tpi Unified National Coarse Material: High Speed Steel Used for chipless production of threads in ductile material such as copper, aluminum or soft brass High speed tapping and produce stronger threads Part Number ES-5743Visit the JLS Supplies Ltd website for more information on 4x40 UNC HSS Fluteless Roll Tap